Also found in: Medical, Financial.
adv. & adj.
As compared with the same period in a previous year or in previous years: third-quarter earnings that increased 10 percent year-over-year; a 15 percent increase in year-over-year profits for the third quarter.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.